Alert archive / Oklahoma / Flash Flood Warnings in 2003

Flash Flood Warning 26, NWS Tulsa, OK

August 30, 2003Creek County, Okmulgee County, Tulsa County, Oklahoma

NWS Tulsa, OK issued this flash flood warning at Aug 30, 2003, 5:27 AM CDT for Creek County, Okmulgee County, Tulsa County, Oklahoma. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Aug 30, 2003, 5:27 AM CDT (10:27 UTC)
Expired
Aug 30, 2003, 8:30 AM CDT
In force
3 hr
Issued by
NWS Tulsa, OK
Area
Counties, with a storm outline in the text

Counties Creek County, OK, Okmulgee County, OK, Tulsa County, OK

The radar

The Tulsa radar (KINX), 44 km from the middle of the area, began a volume at 10:27 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 10.5 hours before the alert went out and 154 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Norman, OK at 00:00Z on 2003-08-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1068 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Norman, OK at 00:00Z on 2003-08-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1068 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
1587 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
108 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS54 KTSA 301029
FFWTUL
OKC037-111-143-301330-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TULSA OK
527 AM CDT SAT AUG 30 2003

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* FLASH FLOOD WARNING FOR
  CREEK COUNTY IN NORTHEAST OKLAHOMA
  OKMULGEE COUNTY IN NORTHEAST OKLAHOMA
  TULSA COUNTY IN NORTHEAST OKLAHOMA

* UNTIL 830 AM CDT

* AT 527 AM CDT RADAR INDICATED THUNDERSTORMS WITH VERY HEAVY RAIN 
OVER A LARGE PART OF TULSA...EASTERN CREEK WESTERN OKMULGEE 
COUNTIES...MOVING NORTHEAST AT 25 MPH. RADAR INDICATES THAT 2 TO 4 
INCHES OF RAIN HAS ALREADY FALLEN OVER PARTS OF THE WARNED   
AREA...MAINLY BETWEEN MOUNDS AND JENKS. ANOTHER 2 TO 3 INCHES WILL 
BE POSSIBLE THROUGH 830 AM CDT.

* SOME LOCATIONS THAT WILL CONTINUE TO BE AFFECTED BY THE HEAVY RAIN
  INCLUDE PRESTON...BEGGS...TULSA...SAND SPRINGS...BIXBY...JENKS...
  OWASSO...GLENPOOL...SPERRY...SKIATOOK...COLLINSVILLE...BROKEN
  ARROW...BRISTOW...SLICK...MOUNDS...KIEFER...KELLYVILLE AND SAPULPA.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROAD TO
UNKNOWN DEPTHS. IT ONLY TAKES TWO FEET OF RUSHING WATER TO CARRY AWAY
MOST SPORT UTILITY VEHICLES AND PICKUPS. TAKE A DIFFERENT ROUTE TO
REACH YOUR DESTINATION OR WAIT UNTIL THE WATER RECEDES. REMEMBER...
MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES.

LAT...LON 3618 9625 3623 9601 3642 9601 3644 9582
          3617 9583 3617 9578 3592 9577 3585 9583
          3567 9601 3567 9619 3568 9659

$$
1 follow-up statement
000 
WGUS74 KTSA 301155
FFSTUL
OKC037-111-143-301330-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
652 AM CDT SAT AUG 30 2003

...FLASH FLOOD WARNING CONTINUES FOR TULSA...CREEK AND OKMULGEE
   COUNTIES UNTIL 830 AM CDT...

AT 652 AM CDT...RADAR CONTINUED TO SHOW THUNDERSTORMS WITH HEAVY 
RAIN OVER MUCH OF TULSA...CREEK AND OKMULGEE COUNTIES...MOVING 
NORTH-NORTHEAST AT 20 MPH.

RADAR INDICATES THAT OVER 4 INCHES OF RAIN HAS ALREADY FALLEN OVER 
PARTS OF THE WARNED AREA. THE HEAVIEST RAINFALL HAS SHIFTED EAST OF 
THE WARNED AREA...BUT ANOTHER INCH OF RAIN WILL BE POSSIBLE THROUGH 
830 AM CDT.

SOME LOCATIONS THAT WILL CONTINUE TO BE AFFECTED BY THE HEAVY RAIN
INCLUDE LIBERTY...GRAY...PRESTON...BEGGS...HECTORVILLE...TULSA...SAND
SPRINGS...LEONARD...BIXBY...JENKS...OWASSO...GLENPOOL...SPERRY...
SKIATOOK...COLLINSVILLE...BROKEN ARROW...BRISTOW...SLICK...MOUNDS...
KIEFER...KELLYVILLE AND SAPULPA.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR IS
OCCURRING. RESIDENTS LIVING ALONG STREAMS...CREEKS AND DRAINAGE
DITCHES SHOULD BE READY TO TAKE IMMEDIATE ACTION IF FLOODING IS
OBSERVED. DO NOT ATTEMPT TO CROSS SWIFTLY FLOWING WATER BY FOOT OR BY
AUTO...YOU MAY BE SWEPT AWAY BY THE STRONG CURRENT. IT ONLY TAKES TWO
FEET OF RUSHING WATER TO CARRY AWAY MOST SPORT UTILITY VEHICLES AND
PICKUPS. TAKE A DIFFERENT ROUTE TO REACH YOUR DESTINATION OR WAIT
UNTIL THE WATER RECEDES.

LAT...LON 3618 9625 3623 9601 3642 9601 3644 9582
          3617 9583 3617 9578 3592 9577 3585 9583
          3567 9601 3567 9619 3568 9659

$$

The office that day

Everything else NWS Tulsa, OK issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 30, 9:10 AM CDTFlash Flood WarningTSATulsa4 hr

Nearby

Flash Flood Warnings in Oklahoma, 2003Every flash flood warning in 2003

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.